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教学内容:北师大版小学数学五年制小学三年级上册。设计意图:本节课是二年级“感受不确定现象”的延续。通过感受不确定现象,认识到可能性有大有小,从而掌握一般的方法进行生活中的简单推理。
Teaching content: Beijing Normal University version of primary school mathematics grade five grade three volumes. Design intent: This lesson is a continuation of second grade “feeling uncertain phenomenon ”. By feeling the indeterminate phenomenon, I realized that there is a great possibility of possibility, so that I can grasp the general method of simple reasoning in my life.